Resource Management Errors Affecting torvalds/linux package, versions [,2.6.33.1)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.12% (32nd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3005517
  • published26 Jan 2022
  • disclosed19 Jan 2010
  • creditUnknown

Introduced: 19 Jan 2010

CVE-2009-4141  (opens in a new tab)
CWE-399  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 2.6.33.1 or higher.

Overview

Affected versions of this package are vulnerable to Resource Management Errors. Use-after-free vulnerability in the fasync_helper function in fs/fcntl.c in the Linux kernel before 2.6.33-rc4-git1 allows local users to gain privileges via vectors that include enabling O_ASYNC (aka FASYNC or FIOASYNC) on a locked file, and then closing this file.

References

CVSS Base Scores

version 3.1